66755444

素因数分解:

$2^2\times 7^2\times {\mathrm{421}}^1\times {\mathrm{809}}^1$

素因数の和:1248

約数の個数: 36

約数和(自身を含む): 136386180

約数和(自身を除く): 69630736

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 421, 809, 842, 1618, 1684, 2947, 3236, 5663, 5894, 11326, 11788, 20629, 22652, 39641, 41258, 79282, 82516, 158564, 340589, 681178, 1362356, 2384123, 4768246, 9536492, 16688861, 33377722, 66755444]

約数ペア:

[(1, 66755444), (2, 33377722), (4, 16688861), (7, 9536492), (14, 4768246), (28, 2384123), (49, 1362356), (98, 681178), (196, 340589), (421, 158564), (809, 82516), (842, 79282), (1618, 41258), (1684, 39641), (2947, 22652), (3236, 20629), (5663, 11788), (5894, 11326)]